"So if you've got that circular or your phone and you see something cheaper, you can say, 'Hey can you price match this?' Their policies that say they will," said Jody Rohlena, Shop Smart Senior Editor.

Grocery stores generally won't price match and have some of the most expensive prices.

Also, don't forget online shopping, if you order with a bunch of other parents' bulk discounts can be huge, and you can share the cost of shipping if it's not free.